"We have now got a situation where we have got to secure payments," he said.

"The biggest and most crucial issue will be securing past entitlements, to ensure issues like superannuation, wages, healthcare payments, childcare payments and all the like."

But Mr Webb says it is possible some companies affected by the Hastie Group collapse could be back up and running quickly.

"Most (Hastie) companies, in our opinion, are quite viable and have got contracts and long-term contracts," he said.

"My understanding is that should be the situation in the Northern Territory."

The ABC understands Airducter staff will go without work for 28 days while the group is in administration.

One employee says Airducter is in a strong trading position.

But while the company is not trading, institutions including the Royal Darwin and Katherine hospitals, which have had air conditioning systems installed by Airducter, will have to get them maintained by other contractors.

Administrators were appointed to the Hastie Group when banks refused to extend loans after some falsified accounts came to light.

Territory Chief Minister Paul Henderson says he will do what he can to help people facing the prospect of losing their jobs after the Hastie Group collapse.

He says he hopes any Territorians who lose their jobs will find another one in the Territory.

"Obviously, it is a very difficult time at the moment," he said.

"I will certainly be doing everything I can to ensure people are paid what they are owed as a result of that particular collapse.

"But the collapse had nothing to do with trading conditions in the Territory.